Name an angle complementary to Complementary angles add up to 90 degrees. COA is supplementary to AOE (they add up to 180) AOB is 90 degrees AOD is 180 degrees COB is complementary to COD. And because COD is congruent to AOE (because vertical angles are congruent), COB is also complementary to AOE. So our answer is COB.
Mad Libs was invented in 1953 by Leonard Stern and Roger Price. Stern and Price co-created the game, but couldn't agree on a name for their invention. No name was chosen until five years later (1958), when Stern and Price were eating eggs Benedict at a restaurant in New York City.
Benjamin Franklin invented the Lazy Susan, but never applied for a patent. The US Patent Office lists Devee J. and Christopher Govrik, of St. Paul, MN, as the inventors. Several sites say the Twist-Off Bottle Cap was invented in 1956, but don't say by whom. Office says that was invented by John C. Henning of Fairfield, OH. people for variations of it. Gail Borden Jr. invented condensed milk, a locomotive bath house and a meat biscuit.